type: ToolCrosswalk
name: Entur OpenTripPlanner MCP tool crosswalk
provider: entur
generated: '2026-10-09'
method: derived
source: https://github.com/entur/opentripplanner-mcp
note: >-
  Bound by name/semantics and by the backing URLs named in the MCP server README and source.
  The live tools/list was not reachable (403), so input schemas come from the README.
  Most tools call the Journey Planner v3 GraphQL API, which has no REST operation.
surfaces:
  openapi: openapi/entur-geocoder-openapi.yml
  graphql:
    - endpoint: https://api.entur.io/journey-planner/v3/graphql
      schema: graphql/entur-journey-planner-v3.graphql
    - schema: graphql/entur-mobility-v2.graphql
  mcp:
    url: https://opentripplanner-mcp.entur.io/mcp
    gated: true
    status: 403 on unauthenticated initialize (2026-10-09)
crosswalk:
  - tool: geocode
    category: geocoding
    rest: [autocomplete]
    binding: Geocoder autocomplete search
    confidence: medium
    note: The MCP README points at /geocoder/v2/autocomplete; the saved spec is Geocoder v3 (/v3/autocomplete).
mcp_only:
  - tool: trip
    reason: Calls Journey Planner v3 GraphQL (trip query); no REST operation.
  - tool: departures
    reason: Journey Planner v3 GraphQL (stop place estimated calls); no REST operation.
  - tool: nearby-stops
    reason: Journey Planner v3 GraphQL nearest-stops query; location text resolved via Geocoder.
  - tool: alerts
    reason: Journey Planner v3 GraphQL situations; no REST operation.
  - tool: nearby-mobility
    reason: Backed by MobilityService (Mobility v2 GraphQL); no REST operation.
  - tool: poll-departures
    reason: App-only tool called by the embedded departure-board UI.
  - tool: poll-trip
    reason: App-only tool called by the embedded trip-map UI.
rest_only:
  - reverse
  - place
coverage:
  tools: 8
  bound_to_rest: 1
  mcp_only: 7
  geocoder_operations: 3
  geocoder_operations_without_tool: 2